Check if (0,2) is a solution of the equation x - 2y = 4 or not.
Solution:
(i) (0,2) The given equation is x - 2y = 4. L.H.S = x - 2y Putting the value x = 0 and y = 2 to verify the solution (0,2): = 0 - 2 × 2 = 0 - 4 = -4 L.H.S ≠ R.H.S So, (0,2) is not a solution of the equation x - 2y = 4.